cc/gapir/interpreter_test.cpp - platform/tools/gpu - Git at Google

 /*
  * Copyright (C) 2015 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include "interpreter.h"
 #include "test_utilities.h"

 #include <gtest/gtest.h>

 #include <memory>
 #include <vector>

 namespace gapir {
 namespace test {
 namespace {

 const uint32_t MEMORY_SIZE = 4096;
 const uint32_t STACK_SIZE = 128;

 template <typename T>
 struct CheckTopOfStack {
     T expected_;
     bool operator()(Stack* stack, bool) {
         EXPECT_EQ(expected_, stack->pop<T>());
         return true;
     }
 };

 class InterpreterTest : public ::testing::Test {
 protected:
     virtual void SetUp() {
         std::vector<uint32_t> memorySizes = {MEMORY_SIZE};
         mMemoryManager.reset(new MemoryManager(memorySizes));
         mInterpreter.reset(new Interpreter(mMemoryManager.get(), STACK_SIZE));
     }

     std::unique_ptr<MemoryManager> mMemoryManager;
     std::unique_ptr<Interpreter> mInterpreter;
 };
 }  // anonymous namespace

 TEST_F(InterpreterTest, PushIUint8) {
     mInterpreter->registerFunction(0, CheckTopOfStack<uint8_t>{210});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint8, 210),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, PushIInt16Minus1) {
     mInterpreter->registerFunction(0, CheckTopOfStack<int16_t>{-1});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int16, 0xffff),  // -1
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, PushIInt32Minus1) {
     mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-1});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int32, 0xfffff),  // -1
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, PushIFloat1) {
     mInterpreter->registerFunction(0, CheckTopOfStack<float>{1.0f});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Float, 0x7f),  // 1.0 exp
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, PushIDouble1) {
     mInterpreter->registerFunction(0, CheckTopOfStack<double>{1.0});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Double, 0x3ff),  // 1.0 exp
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, LoadC) {
     mMemoryManager->setReplayDataSize(10);
     uint8_t constantMemory[7] = {0x00, 0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
     uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
     memcpy(constantBaseAddress, &constantMemory, 7);
     mMemoryManager->setConstantMemory({constantBaseAddress, 7});

     mInterpreter->registerFunction(0, CheckTopOfStack<uint16_t>{0x7856});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::LOAD_C, BaseType::Uint16, 4),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, LoadV) {
     *static_cast<int32_t*>(mMemoryManager->volatileToAbsolute(784)) = -987654321;
     mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-987654321});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::LOAD_V, BaseType::Int32, 784),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, LoadConstantAddress) {
     mMemoryManager->setReplayDataSize(10);
     uint8_t constantMemory[7] = {0x00, 0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
     uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
     memcpy(constantBaseAddress, &constantMemory, 7);
     mMemoryManager->setConstantMemory({constantBaseAddress, 7});

     mInterpreter->registerFunction(0, CheckTopOfStack<uint16_t>{0x7856});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 4),
             instruction(Interpreter::InstructionCode::LOAD, BaseType::Uint16, 0),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, LoadVolatileAddress) {
     *static_cast<int32_t*>(mMemoryManager->volatileToAbsolute(784)) = -987654321;
     mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-987654321});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 784),
             instruction(Interpreter::InstructionCode::LOAD, BaseType::Int32, 0),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, Pop) {
     mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123456});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 123456),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint16, 987),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int8, -123),
             instruction(Interpreter::InstructionCode::POP, 2),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, StoreV) {
     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 987654),
             instruction(Interpreter::InstructionCode::STORE_V, 124)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);

     EXPECT_EQ(987654, *static_cast<uint32_t*>(mMemoryManager->volatileToAbsolute(124)));
 }

 TEST_F(InterpreterTest, Store) {
     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 987654),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 260),
             instruction(Interpreter::InstructionCode::STORE, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);

     EXPECT_EQ(987654, *static_cast<uint32_t*>(mMemoryManager->volatileToAbsolute(260)));
 }

 TEST_F(InterpreterTest, Copy) {
     mMemoryManager->setReplayDataSize(20);
     uint8_t constantMemory[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
     uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
     memcpy(constantBaseAddress, &constantMemory, 10);
     mMemoryManager->setConstantMemory({constantBaseAddress, 10});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 5),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 987),
             instruction(Interpreter::InstructionCode::COPY, 3)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);

     EXPECT_EQ(5, *static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(987)));
     EXPECT_EQ(6, *static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(988)));
     EXPECT_EQ(7, *static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(989)));
 }

 TEST_F(InterpreterTest, Clone) {
     mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123456});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 123456),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint16, 987),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int8, -123),
             instruction(Interpreter::InstructionCode::CLONE, 2),
             instruction(Interpreter::InstructionCode::CALL, 0),
             instruction(Interpreter::InstructionCode::POP, 2),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, ExtendInt32) {
     mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{0x76543210});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int32, 0x1d),
             instruction(Interpreter::InstructionCode::EXTEND, 0x2543210),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, ExtendFloat) {
     mInterpreter->registerFunction(0, CheckTopOfStack<float>{1.1f});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Float, 0x7f),
             instruction(Interpreter::InstructionCode::EXTEND, 0x8ccccd),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, ExtendDouble) {
     mInterpreter->registerFunction(0, CheckTopOfStack<double>{1.4});

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Double, 0x3ff),
             instruction(Interpreter::InstructionCode::EXTEND, 0x1999999),
             instruction(Interpreter::InstructionCode::EXTEND, 0x2666666),
             instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
 }

 TEST_F(InterpreterTest, Strcpy) {
     mMemoryManager->setReplayDataSize(20);
     const char* constantMemory = "abc";
     uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress());
     memcpy(constantBaseAddress, constantMemory, 4);
     mMemoryManager->setConstantMemory({constantBaseAddress, 4});

     uint8_t* volatileMemory = static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(100));

     memset(volatileMemory, 'x', 5);

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 0),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 100),
             instruction(Interpreter::InstructionCode::STRCPY, 10)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);

     EXPECT_EQ('a', volatileMemory[0]);
     EXPECT_EQ('b', volatileMemory[1]);
     EXPECT_EQ('c', volatileMemory[2]);
     EXPECT_EQ(0x0, volatileMemory[3]);
     EXPECT_EQ(0x0, volatileMemory[4]);
 }

 TEST_F(InterpreterTest, StrcpyShortBuffer) {
     mMemoryManager->setReplayDataSize(20);
     const char* constantMemory = "abcdef";
     uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress());
     memcpy(constantBaseAddress, constantMemory, 7);
     mMemoryManager->setConstantMemory({constantBaseAddress, 7});

     uint8_t* volatileMemory = static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(100));

     memset(volatileMemory, 'x', 8);

     std::vector<uint32_t> instructions{
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 0),
             instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 100),
             instruction(Interpreter::InstructionCode::STRCPY, 5)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);

     EXPECT_EQ('a', volatileMemory[0]);
     EXPECT_EQ('b', volatileMemory[1]);
     EXPECT_EQ('c', volatileMemory[2]);
     EXPECT_EQ('d', volatileMemory[3]);
     EXPECT_EQ(0x0, volatileMemory[4]);
     EXPECT_EQ('x', volatileMemory[5]);
 }

 TEST_F(InterpreterTest, Post) {
     uint32_t callCount = 0;
     auto post = [&callCount](Stack*, bool) {
         ++callCount;
         return true;
     };

     mInterpreter->registerFunction(Interpreter::POST_FUNCTION_ID, post);

     std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::POST)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
     EXPECT_EQ(1, callCount);
 }

 TEST_F(InterpreterTest, Resource) {
     uint32_t callCount = 0;
     auto resource = [&callCount](Stack* stack, bool) {
         ++callCount;
         return true;
     };

     mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123});
     mInterpreter->registerFunction(Interpreter::RESOURCE_FUNCTION_ID, resource);

     std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::RESOURCE, 123),
                                        instruction(Interpreter::InstructionCode::CALL, 0)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_TRUE(res);
     EXPECT_EQ(1, callCount);
 }

 TEST_F(InterpreterTest, InvalidOpcode) {
     std::vector<uint32_t> instructions{63U << 26};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_FALSE(res);
 }

 TEST_F(InterpreterTest, InvalidFunctionId) {
     std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::CALL, 0xffff)};
     bool res = mInterpreter->run({&instructions.front(), instructions.size()});
     EXPECT_FALSE(res);
 }

 }  // namespace test
 }  // namespace gapir
	/*
	* Copyright (C) 2015 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include "interpreter.h"
	#include "test_utilities.h"

	#include <gtest/gtest.h>

	#include <memory>
	#include <vector>

	namespace gapir {
	namespace test {
	namespace {

	const uint32_t MEMORY_SIZE = 4096;
	const uint32_t STACK_SIZE = 128;

	template <typename T>
	struct CheckTopOfStack {
	T expected_;
	bool operator()(Stack* stack, bool) {
	EXPECT_EQ(expected_, stack->pop<T>());
	return true;
	}
	};

	class InterpreterTest : public ::testing::Test {
	protected:
	virtual void SetUp() {
	std::vector<uint32_t> memorySizes = {MEMORY_SIZE};
	mMemoryManager.reset(new MemoryManager(memorySizes));
	mInterpreter.reset(new Interpreter(mMemoryManager.get(), STACK_SIZE));
	}

	std::unique_ptr<MemoryManager> mMemoryManager;
	std::unique_ptr<Interpreter> mInterpreter;
	};
	} // anonymous namespace

	TEST_F(InterpreterTest, PushIUint8) {
	mInterpreter->registerFunction(0, CheckTopOfStack<uint8_t>{210});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint8, 210),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, PushIInt16Minus1) {
	mInterpreter->registerFunction(0, CheckTopOfStack<int16_t>{-1});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int16, 0xffff), // -1
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, PushIInt32Minus1) {
	mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-1});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int32, 0xfffff), // -1
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, PushIFloat1) {
	mInterpreter->registerFunction(0, CheckTopOfStack<float>{1.0f});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Float, 0x7f), // 1.0 exp
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, PushIDouble1) {
	mInterpreter->registerFunction(0, CheckTopOfStack<double>{1.0});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Double, 0x3ff), // 1.0 exp
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, LoadC) {
	mMemoryManager->setReplayDataSize(10);
	uint8_t constantMemory[7] = {0x00, 0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
	uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
	memcpy(constantBaseAddress, &constantMemory, 7);
	mMemoryManager->setConstantMemory({constantBaseAddress, 7});

	mInterpreter->registerFunction(0, CheckTopOfStack<uint16_t>{0x7856});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::LOAD_C, BaseType::Uint16, 4),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, LoadV) {
	static_cast<int32_t>(mMemoryManager->volatileToAbsolute(784)) = -987654321;
	mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-987654321});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::LOAD_V, BaseType::Int32, 784),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, LoadConstantAddress) {
	mMemoryManager->setReplayDataSize(10);
	uint8_t constantMemory[7] = {0x00, 0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
	uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
	memcpy(constantBaseAddress, &constantMemory, 7);
	mMemoryManager->setConstantMemory({constantBaseAddress, 7});

	mInterpreter->registerFunction(0, CheckTopOfStack<uint16_t>{0x7856});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 4),
	instruction(Interpreter::InstructionCode::LOAD, BaseType::Uint16, 0),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, LoadVolatileAddress) {
	static_cast<int32_t>(mMemoryManager->volatileToAbsolute(784)) = -987654321;
	mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{-987654321});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 784),
	instruction(Interpreter::InstructionCode::LOAD, BaseType::Int32, 0),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, Pop) {
	mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123456});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 123456),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint16, 987),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int8, -123),
	instruction(Interpreter::InstructionCode::POP, 2),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, StoreV) {
	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 987654),
	instruction(Interpreter::InstructionCode::STORE_V, 124)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);

	EXPECT_EQ(987654, static_cast<uint32_t>(mMemoryManager->volatileToAbsolute(124)));
	}

	TEST_F(InterpreterTest, Store) {
	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 987654),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 260),
	instruction(Interpreter::InstructionCode::STORE, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);

	EXPECT_EQ(987654, static_cast<uint32_t>(mMemoryManager->volatileToAbsolute(260)));
	}

	TEST_F(InterpreterTest, Copy) {
	mMemoryManager->setReplayDataSize(20);
	uint8_t constantMemory[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
	uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress()) + 2;
	memcpy(constantBaseAddress, &constantMemory, 10);
	mMemoryManager->setConstantMemory({constantBaseAddress, 10});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 5),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 987),
	instruction(Interpreter::InstructionCode::COPY, 3)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);

	EXPECT_EQ(5, static_cast<uint8_t>(mMemoryManager->volatileToAbsolute(987)));
	EXPECT_EQ(6, static_cast<uint8_t>(mMemoryManager->volatileToAbsolute(988)));
	EXPECT_EQ(7, static_cast<uint8_t>(mMemoryManager->volatileToAbsolute(989)));
	}

	TEST_F(InterpreterTest, Clone) {
	mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123456});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint32, 123456),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Uint16, 987),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int8, -123),
	instruction(Interpreter::InstructionCode::CLONE, 2),
	instruction(Interpreter::InstructionCode::CALL, 0),
	instruction(Interpreter::InstructionCode::POP, 2),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, ExtendInt32) {
	mInterpreter->registerFunction(0, CheckTopOfStack<int32_t>{0x76543210});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Int32, 0x1d),
	instruction(Interpreter::InstructionCode::EXTEND, 0x2543210),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, ExtendFloat) {
	mInterpreter->registerFunction(0, CheckTopOfStack<float>{1.1f});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Float, 0x7f),
	instruction(Interpreter::InstructionCode::EXTEND, 0x8ccccd),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, ExtendDouble) {
	mInterpreter->registerFunction(0, CheckTopOfStack<double>{1.4});

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::Double, 0x3ff),
	instruction(Interpreter::InstructionCode::EXTEND, 0x1999999),
	instruction(Interpreter::InstructionCode::EXTEND, 0x2666666),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	}

	TEST_F(InterpreterTest, Strcpy) {
	mMemoryManager->setReplayDataSize(20);
	const char* constantMemory = "abc";
	uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress());
	memcpy(constantBaseAddress, constantMemory, 4);
	mMemoryManager->setConstantMemory({constantBaseAddress, 4});

	uint8_t* volatileMemory = static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(100));

	memset(volatileMemory, 'x', 5);

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 0),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 100),
	instruction(Interpreter::InstructionCode::STRCPY, 10)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);

	EXPECT_EQ('a', volatileMemory[0]);
	EXPECT_EQ('b', volatileMemory[1]);
	EXPECT_EQ('c', volatileMemory[2]);
	EXPECT_EQ(0x0, volatileMemory[3]);
	EXPECT_EQ(0x0, volatileMemory[4]);
	}

	TEST_F(InterpreterTest, StrcpyShortBuffer) {
	mMemoryManager->setReplayDataSize(20);
	const char* constantMemory = "abcdef";
	uint8_t* constantBaseAddress = static_cast<uint8_t*>(mMemoryManager->getReplayAddress());
	memcpy(constantBaseAddress, constantMemory, 7);
	mMemoryManager->setConstantMemory({constantBaseAddress, 7});

	uint8_t* volatileMemory = static_cast<uint8_t*>(mMemoryManager->volatileToAbsolute(100));

	memset(volatileMemory, 'x', 8);

	std::vector<uint32_t> instructions{
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::ConstantPointer, 0),
	instruction(Interpreter::InstructionCode::PUSH_I, BaseType::VolatilePointer, 100),
	instruction(Interpreter::InstructionCode::STRCPY, 5)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);

	EXPECT_EQ('a', volatileMemory[0]);
	EXPECT_EQ('b', volatileMemory[1]);
	EXPECT_EQ('c', volatileMemory[2]);
	EXPECT_EQ('d', volatileMemory[3]);
	EXPECT_EQ(0x0, volatileMemory[4]);
	EXPECT_EQ('x', volatileMemory[5]);
	}

	TEST_F(InterpreterTest, Post) {
	uint32_t callCount = 0;
	auto post = [&callCount](Stack*, bool) {
	++callCount;
	return true;
	};

	mInterpreter->registerFunction(Interpreter::POST_FUNCTION_ID, post);

	std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::POST)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	EXPECT_EQ(1, callCount);
	}

	TEST_F(InterpreterTest, Resource) {
	uint32_t callCount = 0;
	auto resource = [&callCount](Stack* stack, bool) {
	++callCount;
	return true;
	};

	mInterpreter->registerFunction(0, CheckTopOfStack<uint32_t>{123});
	mInterpreter->registerFunction(Interpreter::RESOURCE_FUNCTION_ID, resource);

	std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::RESOURCE, 123),
	instruction(Interpreter::InstructionCode::CALL, 0)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_TRUE(res);
	EXPECT_EQ(1, callCount);
	}

	TEST_F(InterpreterTest, InvalidOpcode) {
	std::vector<uint32_t> instructions{63U << 26};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_FALSE(res);
	}

	TEST_F(InterpreterTest, InvalidFunctionId) {
	std::vector<uint32_t> instructions{instruction(Interpreter::InstructionCode::CALL, 0xffff)};
	bool res = mInterpreter->run({&instructions.front(), instructions.size()});
	EXPECT_FALSE(res);
	}

	} // namespace test
	} // namespace gapir